package com.example.design.facade;

/**
 * DVD 播放器
 */
public class DVDPlayer {
    public void on() {
        System.out.println("DVD player is on");
    }
    public void play() {
        System.out.println("DVD Player is playing");
    }
    public void off() {
        System.out.println("DVD Player is off");
    }
}
